Physics: Gravitation
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Physics: Gravitation
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7 Questions

1. Two planets have the same density of matter, such that their masses are proportional to the cube of their radii. The ratio of their acceleration due to gravity on their surfaces is
2. Two planets have the same density of matter, such that their masses are proportional to the cube of their radii. The ratio of their acceleration due to gravity on their surfaces is
3. Average density of the Earth
4. An artificial satellite stays in the orbit around the Earth because
5. Gravitational potential has the dimensions of
6. The value of the universal gravitational constant, G is
7. How far away from the surface of the Earth does the acceleration due to gravity become ½ of its value at the surface of Earth? It is at a